Questions tagged [external-command]

Questions about calling external (shell) commands from within Vi or Vim.

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44 views

What is :silent !echo doing? Why does it get the cursor to the top?

This question on StackOverflow triggered my curiosity. What does :silent !echo doing? The first time I saw something like :excommand !shellcommand was when I was looking for a way to save a read-only ...
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2answers
51 views

Check if :make fails

I just setup this mapping for my latex development: nnoremap <buffer> <LocalLeader>o :make %:r.pdf <Bar> !open %:r.pdf<CR><CR><CR> But I wondered about checking if ...
-1
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1answer
32 views

Why doesn't xdg-open trigger autoread?

When set autoread,if I run :!kate %, do some editing operations and exit, the file in vim will auto reload to my new changes. However, :!xdg-open % doesn't work. My vim version is: VIM - Vi IMproved 8....
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1answer
69 views

Formatting using BufWritePost ends up with WARNING

I am trying to format PHP files using the following function: function! PHPCSFixer() let l:fixer_path = '$HOME/....
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1answer
27 views

Shortcut to open a particular website

I'm using neovim on mac os, in case that information is of use. In the shell I have some aliases such as alias g='open HTTP://google.com For sites that I access regularly, I would like to be able to ...
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0answers
12 views

Fix line wrapping in external commands

Sometimes when I have a vim instance open for a long time, I'll notice that newlines no longer reset the column in external commands: :! echo a; echo b [No write since last change] a b Press ENTER ...
1
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2answers
28 views

How to run external commands in vim from windows OS?

I learn vim in the Debian distro. In debian I can run commands like 'ls', 'cd', 'curl' etc directly from vim via power of '!' this sign. But now I am in windows because of the driver issue. But I don'...
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1answer
28 views

How to import library in my template python script? (not working like in vim like in the repl)

I have a python script for generating templates that's being invoked by this line in my vimrc file: autocmd BufNewFile ~/Documents/wiki/diary/*.mkd :silent 0r !vimwiki-diary-template.py That works. ...
2
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1answer
46 views

How to put the output of a function call into quickfix list?

I have the following function that runs eslint project wise: function! EslintProject() " Allows using eslint --format compact output with quickfix list set errorformat+=%f:\ line\ %l\\,\ col\ %c\\...
7
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1answer
137 views

Difference between `:!{cmd}` and `:w !{cmd}` regarding alternate screen

On a Linux platform I see this difference of behavior between running a shell command with :!{cmd} (which just runs the command directly) and with :w !{cmd} (which passes the buffer as standard input ...
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1answer
50 views

Nvim external commands to write and delete files inside a function

I use Neovim in a Linux (Arch Linux) environment. I have written a function to help me preview my markdown documents in PDF format without using a whole plugin. I've also added a simple command named "...
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2answers
53 views

How can I make external command use current line as input and append output to end of same line?

Using Vim 8.0 I'm trying to make a table where the first column is the name of a file and the second column the creation date of such file, to which I have access by the exif data. I would like to ...
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4answers
355 views

Filter specific lines matching a pattern through external command

I'm trying to filter specific lines through external command. I think knowing how to do this would be extremely beneficial to me, so I'm trying to find a way to do this. As an example, I wanted to ...
3
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2answers
179 views

How can I use a range as input for an external command without deleting it?

I'm executing an external command that takes as input a range of lines within my file. :'<,'>!copy_stuff Running this runs copy_stuff correctly with the currently selected visual range (and it ...
1
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0answers
76 views

How do I prevent Vim from showing my terminal when executing an external command?

I'm running a long, blocking command using execute in Vim as part of a script. Vim shows the underlying terminal while executing the command, which is pretty distracting. function! DoSomething(query) ...
5
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1answer
256 views

job_start() command only works with seemingly random job options

I am getting some unexpected behavior when trying to run the zip shell command using Vim's job_start(). As an example, suppose I have two images (im1.png and im2.jpg) in the directory /home/username/...
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1answer
64 views

Is there a way to change the message “press ENTER or type command to continue” to something else?

I would like to change it to make something like a separator between !python % Change this(my computer is in spanish): To something like: Hello World --------------- Hello World --------------- ...
1
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3answers
151 views

How can I create a command to remove non-consecutive duplicate lines?

I'm trying to remove (non-consecutive) duplicate lines in a file I have loaded in vim (without sorting them). In several places on the web I've found the nugget awk '!x[$0]++' as a pipe command that ...
1
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1answer
35 views

execute command after it print junk text?

I am using bspwm so I added this line to my .vimrc: au BufWritePost $XDG_CONFIG_HOME/sxhkd/sxhkdrc silent exec "!pkill -USR1 -x sxhkd && sxhkd & So that when I edit sxhkdrc, it ...
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1answer
18 views

Showing external command output only if not empty

Is it possible to silently run an external command, but show the output on the prompt only if there was any?
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4answers
68 views

“Hard-include” in vim script

I want to: let s:asciiart = ["", "", s:hardinclude(system("command params")), "", ""] where command returns one string with: "art-line-1", "art-line-2", "art-line-3" so I end up with: s:asciiart =...
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0answers
51 views

Adjust terminal size using a system call from within Vim

All, I have a little function I'm trying to fix. I'd like to change my terminal Vim window size using the ASCII escape sequence \e[8;40;130t so that my writing window size stays the same when I use a ...
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1answer
167 views

separate stdout and stderr of system() command

I can catch the output of running a system command via system() or systemlist(), but that actually gives me the result of stdout and stderr combined. As I am only interested in stdout (and may use ...
3
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1answer
42 views

How to open internal MediaWiki links with their full URL from within Vim?

I have a file in Mediawiki format, containing internal links (in a Mediawiki installation) * [[Topic A]] * [[Topic B]] * [[Vim]] (The asterisks are how MediaWiki lists are formatted, they are not ...
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2answers
75 views

don't capture stderr for git grep as grepprg

I'm trying to use git grep as my grepprg, but I keep getting spurious files such as ~/fatal: Not a git repository (or any of the parent directories): .git. Is there a way to configure vim to correctly ...
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1answer
82 views

How can I keep the cursor position when piping the buffer through an external command?

I sometimes make shortcuts for myself, which run some external command on the current buffer, such as nnoremap <C-f> :%!clang-format -style=file<C-m> which formats the buffer with clang'...
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1answer
118 views

I want to save my typescript file, and immediately run tsc myfile.ts from inside vim. What is the best way to accomplish this?

I am building a daemon, and nodemon currently monitors a file called server.js, which is compiled from the file I am working on, server.ts In order to compile server.ts, after saving with :w, I need ...
2
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0answers
222 views

Use external commands within venv virtual environment

Same question as Use Vim with virtualenv, except for these differences: I'm using bash, not zsh using venv, not virtualenv or virtualenvwrapper I have a keybinding to run the current buffer as a ...
4
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1answer
204 views

running external command on contents of register

I know I can use ranges/marks with the ! command like so: %! column -t etc. Is there any way to pass a register to the external command instead of the current buffer? I imagine it would look ...
2
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1answer
486 views

Neovim 0.17.5: bash command top failed tty get

please be gentle, I am trying to learn neovim, coming from vim the command :!top executed inside neovim returns top: failed tty get shell returned 1 After googling, only search results from fzf ...
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1answer
81 views

How to replace entire buffer with the contents of a variable?

I am trying to replace the entire buffer with the output from an external command. Similar to :% !myprog, but only if the command succeeds: let output = system('myprog') if v:shell_error == 0 " ...
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2answers
79 views

How to get the current cmd line of (neo)vim?

If I start with nvim -u NONE , I want to get "-u NONE". I tried to get pid using bash and python, but it seems to return the pid of the process that is created (either python or bash). So how ...
2
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1answer
303 views

How to get the names of all open buffers?

I can use % to get the name of the focused window for commands. How can I get a space-separated list of all buffers for use in a command? For example, I would like to call :!cat [all] where [all] ...
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2answers
936 views

Prevent “Press ENTER or type command to continue” prompt after external command executes

I am using :grep to search for occurences of a string within a set of files: :grep rainbow *.txt This result is then shown in the terminal: doc1.txt:2:saw a rainbow today doc2.txt:17:it was not a ...
2
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1answer
55 views

Update external file based on VIM mode

Currently I have my vim set up to update the statuslline based on what mode the editor is in. Like if I'm in insert mode then the statusline turns red. Magenta in replace mode. Green in command ...
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1answer
373 views

Changing PYTHONPATH from inside VIM

Today I was writing code in VIM and wanted to change the PYTHONPATH and so I ran: :!echo $PYTHONPATH;export PYTHONPATH="/home/oli/git/published_libraries/computer_communication_framework";echo $...
2
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1answer
124 views

Why does vim call powershell surrounded by two single quotes?

I'm attempting to use powershell from gvim, and when I do...I set: :set shellcmdflag=-NoProfile\ -NoLogo\ -ExecutionPolicy\ RemoteSigned\ -windowStyle\ Normal\ -Command :set shell='C:\\windows\\...
1
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1answer
139 views

How to pass a string as stdin to a job?

I have a shell command which reads from stdin, processes the input, and writes to stdout. To call it synchronously from vim I can do system('mycommand', data) where data is some string my vimscript ...
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2answers
248 views

How to create a function to `hash` buffer content

I want to create a function that I can call to replace a specific string pattern with md5sum of current buffer. I have no experience writing VimL before and can't figure out the way to do it. This ...
0
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2answers
61 views

Can I pipe vim spelling suggestions to an external program?

I know I can write a buffer to an external program with :w !<command>, but is there a way to pipe the contents of the spelling correction list I get with z= into an external program (i.e. dmenu)...
4
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3answers
476 views

Write buffer to command and append stdout back to same buffer

I've opened an empty buffer with just vim. I have a shell script in the same directory that I can pipe SQL to. That script will print the result of the execution to stdout. In my empty buffer, I ...
4
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1answer
737 views

get exit status from system() call

Calling the function system("<command>") or systemlist("<command>") retrieves the stdout output from a shell call to <command>. How can I retrieve the exit status of that command? ...
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2answers
57 views

Pass character-wise visual selection to an external command

I want to VISUAL select a piece of text character-wise and pass it to an external command. For example I want to select only the URL from the the text below abcde www.google.com abcde and open it ...
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2answers
2k views

How to execute commands in vim, piping the output back into the editor in real time?

So, to begin, this is similar to Pipe shell command into buffer in real-time. The difference is that the top answer there pipes the output to a new buffer. How do I pipe the output to the editor ...
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1answer
170 views

How do I control an external program from vim? The final end is to listen to audio and make a transcript in sync

So it seems that vim is great for so many things. And I love it. And yet, it is the configuration that sometimes is a limitation for those of us who don't get a tight grasp on how to tinker into it. I ...
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0answers
210 views

How does (neo)vim set $PATH for system(['command'])

When I want to call an external program, I have the option of spawning a shell or not. system('my command') will spawn a shell (executing your .bashrc/etc and all it seems). system(['my command']) ...
3
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1answer
81 views

Why does colon in shell command read the wrong file?

I write ruby test files in vim, and regularly run tests from the file I'm editing by running :!rspec %:N or something similar (to execute the test at line N). The problem is that when the first ...
1
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1answer
27 views

Retrieving results from variations of system('top') returns errors

Directly on the Ubuntu terminal, I can extract the results from top regarding a specific PID with: top -p <pid> -n1 | awk '/<pid>/' Where <pid> should be substituted with a PID ...
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1answer
530 views

Vim can't search for dot

I'm trying to write a Vim script function to toggle between -> and . but searching for . is seemingly impossible. I've tried to search using ASCII (decimal and hex) and it doesn't work. It all ...
1
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1answer
146 views

Function arguments + shell

I'm trying to write a command for adding a Python import line. The problem is that what's added it import a:name and not the module name. Here's the code func! PyImport(name) w silent !isort ...